Jume - My Virtualization Blog

My personal and professional virtualization blog. Everything about VMware, PowerCLI, Powershell, Agile, Scrum, VSAN and Cloud related.
Bouke Groenescheij

Troubleshooting disk latency (cont.)

So yesterday we left off after changing the power setting in the BIOS. Now after a day, I've got results, and they are promising!!! Let's start with some CPU metric comparison.

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ACPI C-states Power Management High Contention Disk Latency
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Bouke Groenescheij

Troubleshooting disk latency

I was asked to troubleshoot a VM. SCOM was reporting the following message: "Logical disk transfer (reads and writes) latency is too high - The threshold for the Logical Disk\Avg.". Also, jobs (this is a SQL server) took longer to run (almost twice a long). Now, this seems like an issue with disk I/O: the path to storage endpoint (SAN), i...
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ACPI C-states Power Management High Contention Disk Latency
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